1. Max was tired because he had been being working all day
2. He wasn't there because he had already been left
3. My sister was did doing her homework at 7 pm yesterday
4. The room was being quite dirty because they had not cleaned it for months
5. Mr Brown came home, was took his clothes off and went to bed
6. We invited some friends to our party on Friday, but they did not had not come
7. Did you have been enough time to finish your essay?
8. She had hurt her leg while she was playing football last week
